The offset passed to blk_stack_limits() must be in bytes not sectors. Fixes false warnings like the following: device-mapper: table: 254:1: target device sda6 is misaligned Signed-off-by: Mike Snitzer <snitzer@xxxxxxxxxx> Reported-by: Frans Pop <elendil@xxxxxxxxx> Tested-by: Frans Pop <elendil@xxxxxxxxx> -- Index: linux-2.6/drivers/md/dm-table.c =================================================================== --- linux-2.6.orig/drivers/md/dm-table.c +++ linux-2.6/drivers/md/dm-table.c @@ -495,7 +495,7 @@ int dm_set_device_limits(struct dm_targe return 0; } - if (blk_stack_limits(limits, &q->limits, start) < 0) + if (blk_stack_limits(limits, &q->limits, start << 9) < 0) DMWARN("%s: target device %s is misaligned", dm_device_name(ti->table->md), bdevname(bdev, b)); -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel